Share-Based Compensation (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	$ 17.6	$ 15.5	$ 58.7	$ 46.9
Related income tax benefit	1.0	1.3	5.8	4.6
Selling, general and administrative expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	15.8	13.7	53.0	41.5
Cost of sales
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	1.3	1.1	3.6	3.1
Research and development expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	$ 0.5	$ 0.7	$ 2.1	$ 2.3